/**
 * 文本注释
 */

/*
块注释
 */

//行注释
public class Test {
    //main
    public static void main(String[] args) {
        int a = 0;
        a = 1000;
        System.out.println(a);

        System.out.println(3.14);
        //Integer是int的包装类型，就是int的plus版
        System.out.println(Integer.MAX_VALUE);
        System.out.println(Integer.MIN_VALUE);

        int b = 0;
        b = 2147483647;
        System.out.println(b);
        
        System.out.println("hello");//sout
    }
}